Introduction to VD Simulation

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Simulation and Simulation Environment

Every simulation aims at describing the observed system as accurately as possible in order to be able to model the behavior of the real system. A vehicle or part of a vehicle as well as, if necessary, a part of its environment can be referred to as a system.



The vehicle models are purely mathematical in nature. Thus running a simulation is equivalent to the running of software.



Types of Simulators

Laptime

Step Sim

YMD

GGV generator

Load Cases

Types of Simulation

Steady-State

Quasi-Steady-State

Transient

Vehicle Models

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Model Type Degrees of Freedom
Single track (bicycle) model, linear 2
Single track(bicycle) model, nonlinear 3-7
Twin track model 14-30
Multibody model >20
Finite Element Model >500
Hybrid model >500

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Point Mass

Main page: Point Mass Model

Bicycle

Main page: Bicycle Model

4 Wheel

Commercial Available Software

Formula Student Teams Available Software


References

Vehicle Dynamics, Modeling and Simulation. Dieter Schramm, Manfred Hiller, Roberto Bardini